.\"-
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.\" Copyright (c) 2018 Kyle Evans <kevans@FreeBSD.org>
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.Dd October 8, 2024
.Dt AW_SID 4
.Os
.Sh NAME
.Nm aw_sid
.Nd driver for the SID controller in Allwinner SoC
.Sh DESCRIPTION
The
.Nm
device driver provides support for the Allwinner SID (Security ID) controller.
This controller provides root security keys that may be used as either a device
unique ID or to generate a MAC address.
.Sh HARDWARE
The
.Nm
driver supports the SID controller with one of the following compatible
strings:
.Pp
.Bl -bullet -compact
.It
allwinner,sun4i-a10-sid
.It
allwinner,sun7i-a20-sid
.It
allwinner,sun50i-a64-sid
.It
allwinner,sun8i-a83t-sid
.It
allwinner,sun8i-h3-sid
.It
allwinner,sun50i-h5-sid
.It
allwinner,sun20i-d1-sid
.El
.Sh SYSCTL VARIABLES
The following read-only variables are available via
.Xr sysctl 8 :
.Bl -tag -width indent
.It Va dev.aw_sid.rootkey
Root security key for this device.
.El
.Sh HISTORY
The
.Nm
device driver first appeared in
.Fx 11.0 .
.Sh AUTHORS
The
.Nm
device driver was written by
.An Jared McNeill Aq Mt jmcneill@invisible.ca .
This manual page was written by
.An Kyle Evans Aq Mt kevans@FreeBSD.org .
